diff --git a/lua/nvim-ts-autotag/config/plugin.lua b/lua/nvim-ts-autotag/config/plugin.lua
index 2cb3690..09d2226 100644
--- a/lua/nvim-ts-autotag/config/plugin.lua
+++ b/lua/nvim-ts-autotag/config/plugin.lua
@@ -187,6 +187,13 @@ function Setup.setup(opts)
             TagConfigs:add_alias(new_ft, existing_ft)
         end
         local augroup = vim.api.nvim_create_augroup("nvim_ts_xmltag", { clear = true })
+        vim.api.nvim_create_autocmd("InsertEnter", {
+            group = augroup,
+            once = true,
+            callback = function(args)
+                require("nvim-ts-autotag.internal").attach(args.buf)
+            end,
+        })
         vim.api.nvim_create_autocmd("Filetype", {
             group = augroup,
             callback = function(args)
diff --git a/lua/nvim-ts-autotag/internal.lua b/lua/nvim-ts-autotag/internal.lua
index 98ce103..b816b93 100644
--- a/lua/nvim-ts-autotag/internal.lua
+++ b/lua/nvim-ts-autotag/internal.lua
@@ -445,6 +445,9 @@ end
 
 M.attach = function(bufnr)
     bufnr = bufnr or vim.api.nvim_get_current_buf()
+    if buffer_tag[bufnr] then
+        return
+    end
     ---@diagnostic disable-next-line: invisible
     if not Setup.did_setup() then
         local _, ts_configs = pcall(require, "nvim-treesitter.configs")